. 2021 Dec 13;8:768804. doi: 10.3389/fnut.2021.768804
Copyright © 2021 Chen, Chen, Yuan, Wang, Hung, Wang, Wang, Kuo, Lin, Shih, Kung, Ruan, Chiu, Chao, Han, Kuo and Yeh.
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Figure 1.
Flow chart of patient enrolment and grouping. BMI, body mass index; ICU, intensive care unit.